# Codec_ClusterMembershipUpdate.Serialize(Writer<TBufferWriter>, ClusterMembershipUpdate)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.runtime/orleanscodegen.orleans.runtime.codec-clustermembershipupdate/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.runtime/orleanscodegen.orleans.runtime.codec-clustermembershipupdate/methods/)

```csharp
public void Serialize<TBufferWriter>(ref Writer<TBufferWriter> writer, ClusterMembershipUpdate instance)
```

### Parameters

- `writer` (`Writer<TBufferWriter>`)
- `instance` (`ClusterMembershipUpdate`)